Shutdown your computer with countdown timer without using any software

Hey now you can shutdown your computer with countdown timer without using any software
It is very easy if you are watching Gaurav's World
So Note steps

1.Firstly open your notepad
2.Write following in notepad
shutdown.exe -s -t 600
600 means 600 seconds.your computer shut down in 600 seconds.if you want more than or less than 600 seconds of yours countdown then write what you want.for example
i want my shut down my compuetr in 8 seconds then i will write
shutdown.exe -s -t 8
then save as shutdown.bat on desktop
i think its very intersting
have a nice day
by:-Gaurav